cuba.rb

# config.ru
use Statue::RackStatistics # https://github.com/restorando/statue/blob/master/lib/statue/rack_statistics.rb

# app
Cuba.define do
  on get do
    on "restaurant/:id/reviews" do
      res.write "All reviews"
    end
  end
end

# metrics generated
# I, [2017-02-08T16:03:59.479898 #71331]  INFO -- Statue: foodie-api.request.GET.restaurant-66-reviews:0.0003519998863339424|ms
# I, [2017-02-08T16:03:59.479970 #71331]  INFO -- Statue: foodie-api.request.GET.restaurant-66-reviews.status-200:1|c
# I, [2017-02-08T16:03:59.479998 #71331]  INFO -- Statue: foodie-api.request.GET.restaurant-66-reviews.success:1|c

# metrics expected
# I, [2017-02-08T16:03:59.479898 #71331]  INFO -- Statue: foodie-api.request.GET.restaurant-reviews:0.0003519998863339424|ms
# I, [2017-02-08T16:03:59.479970 #71331]  INFO -- Statue: foodie-api.request.GET.restaurant-reviews.status-200:1|c
# I, [2017-02-08T16:03:59.479998 #71331]  INFO -- Statue: foodie-api.request.GET.restaurant-reviews.success:1|c

# I guess the question is: "How can i get the static part of the route, stripping the dynamic parameters?"